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A class has fifteen boys and five girls. Suppose three students are selected at random from the class. The probability that three are two boys and one girl is

\[\begin {array} {1 1} (a)\;\frac{35}{76} & \quad (b)\;\frac{35}{38} \\ (c)\;\frac{7}{76} & \quad (d)\;\frac{35}{72} \end {array}\]
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$ (a)\;\frac{35}{76}$
answered Nov 7, 2013 by pady_1

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